SN4 ""

No	Pattern	Freq
31	have be published [adv]	15
32	have be developed [adv]	15
33	have be mentioned [adv]	15
34	have be held [adv]	14
35	have be treated [adv]	14
36	have be [vb pp] extensively	13
37	have be [vb pp] specifically	13
38	have be done [adv]	12
39	have be discussed [adv]	12
40	have be [vb pp] too	12
41	have be set [adv]	12
42	have be [vb pp] earlier	11
43	have be [vb pp] very	11
44	have be [vb pp] either	11
45	have be considered [adv]	11
46	have be [vb pp] mainly	10
47	have be sent [adv]	10
48	have be reported [adv]	10
49	have be seen [adv]	10
50	have be cut [adv]	9
51	have be identified [adv]	9
52	have be designed [adv]	9
53	have be [vb pp] today	9
54	have be [vb pp] all	9
55	have be hit [adv]	9
56	have be [vb pp] behind	9
57	have be studied [adv]	8
58	have be [vb pp] primarily	8
59	have be drawn [adv]	8
60	have be [vb pp] separately	8